试题 试卷
题型:填空题 题类:常考题 难易度:普通
乘法分配律(含用乘法分配律简算) 4921 10
123×67-23×67=
62×7+38×7={#blank#}1{#/blank#}
36×46+46×14={#blank#}1{#/blank#}
①5.6+1.79+4.4+8.21
②14.53-(4.53+8.7)
③7600÷25÷4
④17×62-62×7
⑤83×99+83
⑥120+880÷40+60
⑦900÷5×(48-30)
⑧900÷[5×(48-30)]
①236+398=398+{#blank#}1{#/blank#}
②{#blank#}2{#/blank#}×98×4=25×{#blank#}3{#/blank#}×98
③125×88=125×8×{#blank#}4{#/blank#}
④48×={#blank#}5{#/blank#}×{#blank#}6{#/blank#}-{#blank#}7{#/blank#}×{#blank#}8{#/blank#}
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